@charset "utf-8";
/* CSS Document */
body {
    font-size: 12px;
    font-family: "微软雅黑";
    overflow-x: hidden;
    background-color: #8be7ea;
}
body, div, dl, dt, dd, ul, ol, nl, li, h1, h2, h3, h4, h5, h6, p, span, a, b, strong, object, iframe, label, img, blockquote, ins, del, select, form, input, textarea, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, figcaption, figure, footer, header, hgroup, menu, nav, section, summary, time, mark, audio, video {
    margin: 0;
    padding: 0
}
article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
    display: block
}
a {
    text-decoration: none;
}
li {
    list-style: none outside none;
}
fieldset, img {
    border: 0 none;
}
img {
    padding: 0;
    margin: 0;
    vertical-align: top;
}
h1, h2, h3, h4, h5, h6, th {
    font-size: 12px;
    font-weight: normal;
}
textarea {
    resize: none
}
input:focus, select:focus, textarea:focus, a:focus {
    outline: 0 none
}
label {
    vertical-align: middle;
}
.clearfix:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden
}
.clearfix {
    zoom: 1
}
em, cite, dfn {
    font-style: normal;
}
.clearboth {
    width: 100%;
    clear: both;
    float: none;
    margin: 0;
    padding: 0;
    font-size: 0px;
    height: 0px;
    overflow: hidden;
}
.clear {
    clear: both;
    height: 0;
    font-size: 0;
    line-height: 0;
}
.hidden {
    overflow: hidden;
}
.fl {
    float: left;
}
.fr {
    float: right;
}
.pr {
    position: relative;
}
.pa {
    position: absolute;
}
.center {
    text-align: center;
}
.tright {
    text-align: right;
}
.ti {
    text-indent: -999em;
}
.none {
    display: none;
}
area {
    outline: 0;
}
a:hover {
    text-decoration: none;
    filter: brightness(1.1);
}
/*内容*/
.wrapout {
    width: 100%;
    background: url(https://static.web.sdo.com/mxd/pic/mxd_act/v179b/wrapout.jpg) no-repeat 50% 0;
}
.wrap {
    position: relative;
    width: 1400px;
    height: 1000px;
    margin: 0 auto;
    background: url(https://static.web.sdo.com/mxd/pic/mxd_act/v179b/wrap.jpg) no-repeat 50% 0;
}
.home-btn {

}
.home-btn li {
    position: absolute;
    width: 246px;
}
.home-btn li a {
    display: block;
    width: 100%;
    height: 100%;
    text-indent: -999em;
    background: url(https://static.web.sdo.com/mxd/pic/mxd_act/v179b/btn1.png);
    transition: all .3s ease;
    -webkit-transition: all .3s ease;
    -moz-transition: all .3s ease;
    -o-transition: all .3s ease;
}
.home-btn li.n1 {
    left: 411px;
    top: 585px;
    height: 133px;
}
.home-btn li.n2 {
    left: 688px;
    top: 574px;
    height: 123px;
}
.home-btn li.n3 {
    left: 579px;
    top: 717px;
    height: 130px;
}
.home-btn li.n4 {
    left: 873px;
    top: 685px;
    height: 132px;
}
.home-btn li.n1 a {
    background-position: 0 0;
}
.home-btn li.n2 a {
    background-position: 0 -133px;
}
.home-btn li.n3 a {
    background-position: 0 -256px;
}
.home-btn li.n4 a {
    background-position: 0 -386px;
}
.backHome {
    position: absolute;
    top: 361px;
    left: 793px;
    display: block;
    text-indent: -999em;
    width: 184px;
    height: 89px;
    background: url(https://static.web.sdo.com/mxd/pic/mxd_act/v179b/backHome.png) no-repeat;
    transition: all .3s ease;
    -webkit-transition: all .3s ease;
    -moz-transition: all .3s ease;
    -o-transition: all .3s ease;
}
.home-btn li a:hover, .backHome:hover, .sub-btn li a:hover {
    transform: translateY(-5px);
    -webkit-transform: translateY(-5px);
    -moz-transform: translateY(-5px);
    -o-transform: translateY(-5px);
}
.header .home-btn li.n1 {
    left: 170px;
    top: 501px;
}
.header .home-btn li.n2 {
    left: 437px;
    top: 533px;
}
.header .home-btn li.n3 {
    left: 706px;
    top: 504px;
}
.header .home-btn li.n4 {
    left: 991px;
    top: 518px;
}

.pageout {
    width: 100%;
    background: url(https://static.web.sdo.com/mxd/pic/mxd_act/v179b/home_01.jpg) no-repeat 50% 0;
}
.page {
    position: relative;
    width: 1400px;
    margin: 0 auto;
    background: url(https://static.web.sdo.com/mxd/pic/mxd_act/v179b/home_02.jpg) no-repeat 50% 0;
}
.header {
    position: relative;
    height: 695px;
}
.container {
    position: relative;
}
.container img {
    display: block;
}

.sub-btn {
    position: absolute;
    top: 16px;
    left: 365px;
}
.sub-btn li {
    position: absolute;
    top: 0;
    width: 309px;
    height: 107px;
}
.sub-btn li a {
    display: block;
    width: 100%;
    height: 100%;
    text-indent: -999em;
    background: url(https://static.web.sdo.com/mxd/pic/mxd_act/v179b/tabs.png) no-repeat;
    transition: all .3s ease;
    -webkit-transition: all .3s ease;
    -moz-transition: all .3s ease;
    -o-transition: all .3s ease;
    -webkit-filter: grayscale(20%);
    filter: grayscale(20%);
}
.sub-btn li.n1 {
    left: 0;
}
.sub-btn li.n2 {
    left: 359px;
}

.sub-btn li.n1 a {
    background-position: 0 0;
}
.sub-btn li.n2 a {
    background-position: -359px 0;
}

.sub-btn li.n1 a:hover,.sub-btn li.n1.cur a {
    background-position: 0 -107px;
}
.sub-btn li.n2 a:hover,.sub-btn li.n2.cur a {
    background-position: -359px -107px;
}



.skill {
    position: absolute;
    top: 290px;
    left: 200px;
}

@keyframes big {
    0% {
        transform: scale(1.5)
    }
    50% {
        transform: scale(1)
    }
    100% {
        transform: scale(1.5)
    }
}
@-webkit-keyframes big {
    0% {
        transform: scale(1.5)
    }
    50% {
        transform: scale(1)
    }
    100% {
        transform: scale(1.5)
    }
}
@-moz-keyframes big {
    0% {
        transform: scale(1.5)
    }
    50% {
        transform: scale(1)
    }
    100% {
        transform: scale(1.5)
    }
}
@-o-keyframes big {
    0% {
        transform: scale(1.5)
    }
    50% {
        transform: scale(1)
    }
    100% {
        transform: scale(1.5)
    }
}

.slider {
    position: fixed;
    z-index: 10;
    top: 50%;
    right: 20px;
    width: 191px;
    height: 239px;
    margin: -120px 0 0 0;
    background: url(https://static.web.sdo.com/mxd/pic/mxd_act/v179b/menu.png) no-repeat;
}
.slider ul {
    width: 153px;
    padding: 21px 18px 0 22px;
}
.slider li {
    height: 34px;
    margin-bottom: 10px;
}
.slider li a {
    width: 100%;
    height: 100%;
    display: block;
    background: url(https://static.web.sdo.com/mxd/pic/mxd_act/v179b/m1.png) no-repeat;
    text-align: center;
    line-height: 34px;
    font-size: 15px;
    color: #064349;
    text-shadow: 0 0 3px rgba(0,0,0,.4);
}

.slider li.active a, .slider li a:hover {
    color: #000;
}

.slider li.top a {
    height: 55px;
    background: none;
    text-indent: -999em;
}